///*
// * Copyright 1999-2018 Alibaba Group Holding Ltd.
// *
// * Licensed under the Apache License, Version 2.0 (the "License");
// * you may not use this file except in compliance with the License.
// * You may obtain a copy of the License at
// *
// *      http://www.apache.org/licenses/LICENSE-2.0
// *
// * Unless required by applicable law or agreed to in writing, software
// * distributed under the License is distributed on an "AS IS" BASIS,
// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// * See the License for the specific language governing permissions and
// * limitations under the License.
// */
//package com.alibaba.csp.sentinel.dashboard.rule.zookeeper;
//
//import com.alibaba.csp.sentinel.dashboard.datasource.entity.rule.FlowRuleEntity;
//import com.alibaba.csp.sentinel.dashboard.rule.DynamicRulePublisher;
//import com.alibaba.csp.sentinel.datasource.Converter;
//import com.alibaba.csp.sentinel.util.AssertUtil;
//import org.apache.curator.framework.CuratorFramework;
//import org.apache.zookeeper.CreateMode;
//import org.apache.zookeeper.data.Stat;
//import org.springframework.beans.factory.annotation.Autowired;
//import org.springframework.stereotype.Component;
//import org.springframework.util.CollectionUtils;
//
//import java.util.List;
//
//@Component("flowRuleZookeeperPublisher")
//public class FlowRuleZookeeperPublisher implements DynamicRulePublisher<List<FlowRuleEntity>> {
//    @Autowired
//    private CuratorFramework zkClient;
//    @Autowired
//    private Converter<List<FlowRuleEntity>, String> converter;
//
//    @Override
//    public void publish(String app, List<FlowRuleEntity> rules) throws Exception {
//        AssertUtil.notEmpty(app, "app name cannot be empty");
//
//        String path = ZookeeperConfigUtil.getPath(app);
//        Stat stat = zkClient.checkExists().forPath(path);
//        if (stat == null) {
//            zkClient.create().creatingParentContainersIfNeeded().withMode(CreateMode.PERSISTENT).forPath(path, null);
//        }
//        byte[] data = CollectionUtils.isEmpty(rules) ? "[]".getBytes() : converter.convert(rules).getBytes();
//        zkClient.setData().forPath(path, data);
//    }
//}